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authorAlexander Potapenko <glider@google.com>2016-03-25 14:22:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-25 16:37:42 -0700
commit505f5dcb1c419e55a9621a01f83eb5745d8d7398 (patch)
tree4d608fdad5254972f8bba02f437060764e30bc6f /include/linux/kasan.h
parent7ed2f9e663854db313f177a511145630e398b402 (diff)
mm, kasan: add GFP flags to KASAN API
Add GFP flags to KASAN hooks for future patches to use. This patch is based on the "mm: kasan: unified support for SLUB and SLAB allocators" patch originally prepared by Dmitry Chernenkov. Signed-off-by: Alexander Potapenko <glider@google.com> Cc: Christoph Lameter <cl@linux.com> Cc: Pekka Enberg <penberg@kernel.org> Cc: David Rientjes <rientjes@google.com> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Andrey Konovalov <adech.fo@gmail.com> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Konstantin Serebryany <kcc@google.com> Cc: Dmitry Chernenkov <dmitryc@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/kasan.h')
-rw-r--r--include/linux/kasan.h19
1 files changed, 11 insertions, 8 deletions
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index 839f2007a0f9..737371b56044 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -55,13 +55,14 @@ void kasan_poison_slab(struct page *page);
void kasan_unpoison_object_data(struct kmem_cache *cache, void *object);
void kasan_poison_object_data(struct kmem_cache *cache, void *object);
-void kasan_kmalloc_large(const void *ptr, size_t size);
+void kasan_kmalloc_large(const void *ptr, size_t size, gfp_t flags);
void kasan_kfree_large(const void *ptr);
void kasan_kfree(void *ptr);
-void kasan_kmalloc(struct kmem_cache *s, const void *object, size_t size);
-void kasan_krealloc(const void *object, size_t new_size);
+void kasan_kmalloc(struct kmem_cache *s, const void *object, size_t size,
+ gfp_t flags);
+void kasan_krealloc(const void *object, size_t new_size, gfp_t flags);
-void kasan_slab_alloc(struct kmem_cache *s, void *object);
+void kasan_slab_alloc(struct kmem_cache *s, void *object, gfp_t flags);
void kasan_slab_free(struct kmem_cache *s, void *object);
struct kasan_cache {
@@ -94,14 +95,16 @@ static inline void kasan_unpoison_object_data(struct kmem_cache *cache,
static inline void kasan_poison_object_data(struct kmem_cache *cache,
void *object) {}
-static inline void kasan_kmalloc_large(void *ptr, size_t size) {}
+static inline void kasan_kmalloc_large(void *ptr, size_t size, gfp_t flags) {}
static inline void kasan_kfree_large(const void *ptr) {}
static inline void kasan_kfree(void *ptr) {}
static inline void kasan_kmalloc(struct kmem_cache *s, const void *object,
- size_t size) {}
-static inline void kasan_krealloc(const void *object, size_t new_size) {}
+ size_t size, gfp_t flags) {}
+static inline void kasan_krealloc(const void *object, size_t new_size,
+ gfp_t flags) {}
-static inline void kasan_slab_alloc(struct kmem_cache *s, void *object) {}
+static inline void kasan_slab_alloc(struct kmem_cache *s, void *object,
+ gfp_t flags) {}
static inline void kasan_slab_free(struct kmem_cache *s, void *object) {}
static inline int kasan_module_alloc(void *addr, size_t size) { return 0; }